Home / 1,042,999,601.40-1,564,709,354.10-306,068,081.40

Finding the Fourth Proportional to 1,042,999,601.40, 1,564,709,354.10 and 306,068,081.40

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Solution

The fourth proportional to 1,042,999,601.40, 1,564,709,354.10 and 306,068,081.40 is: 459,163,732.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,999,601.40 : 1,564,709,354.10 = 306,068,081.40 : x
  2. Step 2: Convert to fraction form
    1,042,999,601.40/1,564,709,354.10 = 306,068,081.40/x
  3. Step 3: Cross multiply
    1,042,999,601.40x = 1,564,709,354.10 × 306,068,081.40
  4. Step 4: Simplify right side
    1,042,999,601.40x = 478,907,589,958,020,160
  5. Step 5: Solve for x
    x = 478,907,589,958,020,160/1,042,999,601.40
  6. Step 6: Final answer
    x = 459,163,732.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.